Estranged wife puts the squeeze on Hugh Hefner

The estranged wife of
Hugh Hefner
is suing the pants off the king of the nudes.

Kimberly Conrad,
who married the
Playboy
czar in 1989, has filed a lawsuit against Hefner for more than $5 million for reportedly going back on their prenuptial agreement.

After having two sons, the pair split in 1998 but never divorced, with the relationship staying amicable, and Conrad residing near Hefner's Playboy Mansion.

But Hefner has reportedly gone against their amended prenup by trying to sell Conrad's home and giving her nine months to move out.

Jessica Biel
is the most dangerous celebrity on the Web. Security technology company McAfee Inc. yesterday reported that searches for Biel are more likely to lead to threats such as spyware and viruses than searches for any other celebrity. Next were Beyoncé, Jennifer Aniston, Tom Brady and
Jessica Simpson.

Melanie Griffith
has checked into a
rehab facility,
People
reports. The actress, 52, is staying at the Cirque Lodge in Utah. This is the third rehab stint for the actress.

“Sex and the City” author
Candace Bushnell,
50, is frustrated with being called a cougar in the September issue of
More
, which hits newsstands today. “Yes, my husband (New York City Ballet artist
Charles Askegaard
) is 10 years younger, but we've been married for seven years.”

Country singer
Mindy McCready
is denying she was involved in the leak of a nude video of “Grey's Anatomy” star
Eric Dane,
his wife
Rebecca Gayheart
and former Miss Teen USA
Kari Ann Peniche.
McCready, who was Peniche's roommate on “Celebrity Rehab,” blames Peniche. “She is evil personified — she is evil in human form,” McCready said.